package Controller;

import javax.faces.application.NavigationHandler;
import javax.faces.context.FacesContext;
import javax.faces.event.PhaseEvent;
import javax.faces.event.PhaseId;
import javax.faces.event.PhaseListener;
import javax.servlet.http.HttpSession;
import Model.Usuario;

public class AutorizacaoListener implements PhaseListener {

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	@Override
	public void afterPhase(PhaseEvent event) {		 
		FacesContext facesContext = event.getFacesContext();
		String currentPage = facesContext.getViewRoot().getViewId();
		 
		boolean isLoginPage = (currentPage.lastIndexOf("index.xhtml") > -1);
		HttpSession session = (HttpSession) facesContext.getExternalContext().getSession(true);
		Object currentUser = session.getAttribute("currentUser");
		 
		if (!isLoginPage && currentUser == null) {
			NavigationHandler nh = facesContext.getApplication().getNavigationHandler();
			nh.handleNavigation(facesContext, null, "index.xhtml");
		}
	}	

	@Override
	public void beforePhase(PhaseEvent arg0) {
	}

	@Override
	public PhaseId getPhaseId() {
		return PhaseId.RESTORE_VIEW;
	}
	
}
